Mirror Lake Rainfall ForecastUnited StatesWAGrant CountyMirror LakeToday 17 AprNo RainFri 18 AprNo RainSat 19 Apr5%Sun 20 Apr5%Mon 21 Apr5%Tue 22 AprNo RainWed 23 AprNo RainMirror Lake rainfall forecast issued today at 3:04 am. Next forecast at approx. 5:04 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast NOAA Rain Today Real-Time Spokane RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads